@incollection{MEM_2021_50_a11,
     author = {Stefanova, Eliza and Stefanov, Krassen},
     title = {From the turtle to the python: the education of teachers in informatics and {IT} and the curriculum changes},
     booktitle = {},
     series = {Mathematics and Education in Mathematics},
     pages = {123--132},
     year = {2021},
     volume = {50},
     language = {bg},
     url = {http://geodesic.mathdoc.fr/item/MEM_2021_50_a11/}
}